GB/T 34537-2017_English: PDF (GB/T34537-2017)
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Hydrogen and compressed natural gas (HCNG) blended as vehicle fuel
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GB/T 34537-2017
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| Standard ID | GB/T 34537-2017 (GB/T34537-2017) | | Description (Translated English) | Hydrogen and compressed natural gas (HCNG) blended as vehicle fuel | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | F19 | | Classification of International Standard | 27.180 | | Word Count Estimation | 10,157 | | Date of Issue | 2017-10-14 | | Date of Implementation | 2018-05-01 | | Drafting Organization | Shanxi Guoxin Energy Development Group Co., Ltd., Suzhou Jing Li Hydrogen Equipment Co., Ltd., Tsinghua University Nuclear and New Energy Technology Research Institute, China National Institute of Standardization, Zhejiang University, China Electronics Engineering Design Institute, Sichuan Sichuan Oil Technology Development Limited Company, Shenyang Linda Anke New Technology Co., Ltd., Beijing Tianhai Industrial Co., Ltd., Beijing Hua Hydrogen Technology Co., Ltd. | | Administrative Organization | National Hydrogen Energy Standardization Technical Committee (SAC/TC 309) | | Proposing organization | National Hydrogen Energy Standardization Technical Committee (SAC / TC 309) | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of PRC; China National Standardization Administration |
GB/T 34537-2017
GB
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 27.180
F 19
Hydrogen and compressed natural
gas (HCNG) blended as vehicle fuel
ISSUED ON. OCTOBER 14, 2017
IMPLEMENTED ON. MAY 1, 2018
Issued by. General Administration of Quality Supervision, Inspection and
Quarantine of the People's Republic of China;
Standardization Administration of the People's Republic of
China.
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Table of Contents
Foreword ... 3
Introduction .. 4
1 Scope .. 5
2 Normative references ... 5
3 Terms and definitions ... 6
4 Technical requirements ... 6
5 Test methods .. 7
6 Transportation, storage and use .. 7
7 Testing ... 8
Annex A (Normative) Calculation method of calorific values, relative density
and combustion limit of hydrogen-natural gas blend fuel ... 9
Annex B (Normative) Testing method of hydrogen content in hydrogen-
compressed natural gas blend vehicle fuel ... 11
Annex C (Normative) General safety requirements for gas cylinder materials
for hydrogen-compressed natural gas blend vehicle fuel .. 12
Foreword
This Standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This Standard was proposed by and shall be under the jurisdiction of National
Technical Committee 309 on Hydrogen Energy of Standardization Administration of
China (SAC/TC 309).
The drafting organizations of this Standard. Shanxi Provincial Guoxin Energy
Development Group Co., Ltd., Suzhou Jingli Hydrogen Production Equipment Co., Ltd.,
Tsinghua University Institute of Nuclear and New Energy Technology, China National
Institute of Standardization, Zhejiang University, China Electronics Engineering Design
Institute, Sichuan Oil Natural Gas Technology Co., Ltd., Shenyang Gas Cylinder Safety
Technology Co., Ltd., Beijing Tianhai Industry Co., Ltd., Beijing Eastern Hydrogen
Technology Co., Ltd.
The main drafters of this Standard. Chen Gang, Mao Zongqiang, Zhang Bihang, Wang
Geng, Zheng Jinyang, Jiang, Zhou Xiangrong, Lu Shen, Tang Jingjie, Chen Lifeng,
Hong Ju, Ma Jun, Mao Zhiming.
Hydrogen and compressed natural
gas (HCNG) blended as vehicle fuel
1 Scope
This Standard specifies the terms, technical requirements, test methods,
transportation, storage, use and test requirements of hydrogen-compressed natural
gas (HCNG) blended as vehicle fuel.
This Standard applies to hydrogen-compressed natural gas (HCNG) blended as
vehicle fuel whose pressure is not greater than 35 MPa and hydrogen content is not
greater than 25% (volume fraction).
2 Normative references
The following referenced documents are indispensable for the application of this
document. For dated references, only the edition dated applies to this document. For
undated references, the latest edition of the referenced documents (including all
amendments) applies to This Standard.
GB/T 3634.1, Hydrogen - Part 1. Industrial hydrogen
GB/T 11062, Natural gas - Calculation of calorific values, density, relative density
and Wobbe index from composition
GB/T 13609, Natural gas guidelines
GB/T 13610, Analysis of natural gas by gas chromatography
GB 17820, Natural gas
GB 18047, Compressed natural gas as vehicle fuel
GB/T 29729, Essential requirements for the safety of hydrogen systems
GB 50177, Design code for hydrogen station
GB 50516, Technical code for hydrogen fuelling station
TSG 21, Supervision regulation on safety technology for stationary pressure vessel
TSG R0006, Supervision regulation on safety technology for gas cylinder
area for vehicle driving, under the conditions of maximum
operating pressure and the environmental temperature
lower than -13°C
NOTE 1. The standard reference conditions for gas volumes in the table include 101.325 kPa and 20°C.
NOTE 2. The percentages in the table are volume fractions.
5 Test methods
5.1 The calculation of gross calorific value of hydrogen-compressed natural gas
blend vehicle fuel shall be as specified in GB/T 11062 or Annex A.
5.2 The testing of the purity of raw material hydrogen in hydrogen-compressed
natural gas blend vehicle fuel shall be as specified in GB/T 3634.1.
5.3 The testing of the content of raw material hydrogen in hydrogen-compressed
natural gas blend vehicle fuel shall be as specified in GB/T 13610 and as required by
Annex B to this Standard.
5.4 The testing of the constituents and content of raw material natural gas in
hydrogen-compressed natural gas blend vehicle fuel shall be as specified in GB 18047.
5.5 The testing of total sulfur in hydrogen-compressed natural gas blend vehicle fuel
shall be as specified in GB 18047.
5.6 The testing of the content of hydrogen sulfide in hydrogen-compressed natural
gas blend vehicle fuel shall be as specified in GB 18047.
5.7 The testing of the content of carbon dioxide in hydrogen-compressed natural gas
blend vehicle fuel shall be as specified in GB 18047.
5.8 The testing of the content of oxygen in hydrogen-compressed natural gas blend
vehicle fuel shall be as specified in GB 18047.
5.9 The testing of water content and water dew point of hydrogen-compressed
natural gas blend vehicle fuel shall be as specified in GB 18047.
6 Transportation, storage and use
6.1 The transportation, storage and use of hydrogen-compressed natural gas blend
vehicle fuel shall be as specified in GB 50516 and GB/T 29729.
6.2 The storage containers of hydrogen-compressed natural gas blend vehicle fuel
shall be as specified in TSG 21 and TSG R0006 and as required in Annex C to this
Standard. When the pressure of the storage containers of hydrogen-compressed
natural gas blend vehicle fuel is greater than 20 MPa or the hydrogen content in blend
fuel gas is greater than 20%, cylinders of type III shall be used.
Annex C
(Normative)
General safety requirements for gas cylinder materials for hydrogen-
compressed natural gas blend vehicle fuel
C.1 General requirements
C.1.1 The nominal working pressure of gas cylinders of hydrogen-compressed
natural gas blend vehicle fuel in this Annex shall not be greater than 35 MPa.
C.1.2 The steels for gas cylinders of hydrogen-compressed natural gas blend vehicle
fuel shall comply with the provisions of GB/T 29729, in addition to the conditions
specified here. When the pressure of storing containers of hydrogen-compressed
natural gas blend vehicle fuel or the hydrogen content in blend fuel gas is greater than
20%, cylinders of type III shall be used.
C.1.3 Attention shall be drawn to hydrogen embrittlement problems of the materials
which are in contact with hydrogen; their materials and design shall ensure that the
installation or equipment has not significant deformation or mechanical change
functionally and that no detrimental corrosion, deformation or material deterioration will
occur.
C.2 Materials for steel gas cylinders or steel liners
C.2.1 Integral seamless steel pipes shall be used as the steel for cylinder body; and
no welding or repair welding is allowed.
C.2.2 The actually-measured mechanical properties of the steel for cylinder body
after heat treatment. the tensile strength shall not be greater than 880 MPa; the yield
ratio not greater than 0.86; and the percentage elongation after fracture (A50 mm) not
less than 20%.
C.2.3 When the actual tensile strength of the steel for cylinder body after heat
treatment is greater than 880 MPa, limit the contents of sulfur and phosphorus; pass
the hydrogen sulfide stress-corrosion test (the stress ring method) in accordance with
relevant standards; and ensure good compatibility with hydrogen-compressed natural
gas blend vehicle fuel.
C.3 Aluminium alloy liners of fully-wrapped gas cylinders
C.3.1 No welding or repair welding is allowed for aluminium alloy liners.
C.3.2 The use of the following aluminium alloys is recommended. A6061-T6, A6061-
T62, A6061-T651 and A6061-T6511.
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